From 8df62e8b6a2c577343a5c45f057228a2e8ecaae2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marc=20Sch=C3=A4fer?= <git@marcschaeferger.de>
Date: Sat, 29 Nov 2025 23:40:20 +0100
Subject: [PATCH] Potential fix for code scanning alert no. 19: Inefficient
 regular expression

Co-authored-by: Copilot Autofix powered by AI <62310815+github-advanced-security[bot]@users.noreply.github.com>
---
 server/lib/validators.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/server/lib/validators.ts b/server/lib/validators.ts
index 59776105..71182365 100644
--- a/server/lib/validators.ts
+++ b/server/lib/validators.ts
@@ -68,7 +68,7 @@ export function isUrlValid(url: string | undefined) {
     if (!url) return true; // the link is optional in the schema so if it's empty it's valid
     var pattern = new RegExp(
         "^(https?:\\/\\/)?" + // protocol
-            "((([a-z\\d]([a-z\\d-]*[a-z\\d])*)\\.)+[a-z]{2,}|" + // domain name
+            "((([a-z\\d](?:[a-z\\d-]{0,61}[a-z\\d])?)\\.)+[a-z]{2,}|" + // domain name
             "((\\d{1,3}\\.){3}\\d{1,3}))" + // OR ip (v4) address
             "(\\:\\d+)?(\\/[-a-z\\d%_.~+]*)*" + // port and path
             "(\\?[;&a-z\\d%_.~+=-]*)?" + // query string